PYSEC-2021-506

TensorFlow is an end-to-end open source platform for machine learning. The implementation of tf.rawops.FractionalAvgPoolGrad is vulnerable to a heap buffer overflow. The...

PYSEC-2021-234

TensorFlow is an end-to-end open source platform for machine learning. The implementation of the SpaceToBatchNd TFLite operator is vulnerable to a division by zero error. An attacker can craft a model such that one dimension of the block input is 0. Hence, the corresponding value in blockshape is...

PYSEC-2021-518

TensorFlow is an end-to-end open source platform for machine learning. The implementations of the Minimum and Maximum TFLite operators can be used to read data outside of bounds of heap allocated objects, if any of the two input tensor arguments are empty. This is because the broadcasting...

PYSEC-2021-689

TensorFlow is an end-to-end open source platform for machine learning. An attacker can cause a denial of service by exploiting a CHECK-failure coming from the implementation of tf.rawops.RFFT. Eigen code operating on an empty matrix can trigger on an assertion and will cause program termination...

PYSEC-2021-716

TensorFlow is an end-to-end open source platform for machine learning. The implementations of the Minimum and Maximum TFLite operators can be used to read data outside of bounds of heap allocated objects, if any of the two input tensor arguments are empty. This is because the broadcasting...

PYSEC-2021-485

TensorFlow is an end-to-end open source platform for machine learning. An attacker can cause a denial of service via a FPE runtime error in tf.rawops.SparseMatMul. The division by 0 occurs deep in Eigen code because the b tensor is empty. The fix will be included in TensorFlow 2.5.0. We will also...

PYSEC-2021-171

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a denial of service via a CHECK-fail in tf.rawops.SparseConcat. This is because the...

PYSEC-2021-531

TensorFlow is an end-to-end open source platform for machine learning. A specially crafted TFLite model could trigger an OOB write on heap in the TFLite implementation of...

PYSEC-2021-168

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a CHECK fail in PNG encoding by providing an empty input tensor as the pixel data. This is because the...

PYSEC-2021-473

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a denial of service via a CHECK-fail in converting sparse tensors to CSR Sparse matrices. This is because the...

PYSEC-2021-233

TensorFlow is an end-to-end open source platform for machine learning. The implementation of the EmbeddingLookup TFLite operator is vulnerable to a division by zero...

PYSEC-2021-251

TensorFlow is an end-to-end open source platform for machine learning. The implementation of tf.io.decoderaw produces incorrect results and crashes the Python interpreter when combining fixedlength and wider datatypes. The implementation of the padded...

PYSEC-2021-737

TensorFlow is an end-to-end open source platform for machine learning. Incomplete validation in SparseReshape results in a denial of service based on a CHECK-failure. The...

PYSEC-2021-691

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a null pointer dereference in the implementation of tf.rawops.SparseFillEmptyRows. This is because of missing...

PYSEC-2021-739

TensorFlow is an end-to-end open source platform for machine learning. Incomplete validation in tf.rawops.CTCLoss allows an attacker to trigger an OOB read from heap. The fix will be included in TensorFlow 2.5.0. We will also cherrypick these commits on TensorFlow 2.4.2, TensorFlow 2.3.3,...

PYSEC-2021-469

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a dereference of a null pointer in tf.rawops.StringNGrams. This is because the...

PYSEC-2021-225

TensorFlow is an end-to-end open source platform for machine learning. The optimized implementation of the TransposeConv TFLite operator is vulnerable to a division by zero error. An attacker can craft a model such that strideh,w values are 0. Code calling this function must validate these...

PYSEC-2021-500

TensorFlow is an end-to-end open source platform for machine learning. The implementation of tf.rawops.SdcaOptimizer triggers undefined behavior due to dereferencing a null pointer. The...

PYSEC-2021-511

TensorFlow is an end-to-end open source platform for machine learning. The implementation of tf.rawops.FusedBatchNorm is vulnerable to a heap buffer overflow. If the tensors are empty, the same implementation can trigger undefined behavior by dereferencing null pointers. The...

PYSEC-2021-652

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a division by 0 in tf.rawops.Conv2D. This is because the implementationhttps://github.com/tensorflow/tensorflow/blob/988087bd83f144af14087fe4fecee2d250d93737/tensorflow/core/kernels/convops.ccL261-L263...

PYSEC-2021-690

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a null pointer dereference in the implementation of tf.rawops.EditDistance. This is because the...

PYSEC-2021-239

TensorFlow is an end-to-end open source platform for machine learning. The implementation of the DepthwiseConv TFLite operator is vulnerable to a division by zero...

PYSEC-2021-667

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a dereference of a null pointer in tf.rawops.StringNGrams. This is because the...

PYSEC-2021-530

TensorFlow is an end-to-end open source platform for machine learning. The implementation of the DepthwiseConv TFLite operator is vulnerable to a division by zero...

PYSEC-2021-676

TensorFlow is an end-to-end open source platform for machine learning. An attacker can cause a runtime division by zero error and denial of service in tf.rawops.FractionalAvgPool. This is because the...

PYSEC-2021-475

TensorFlow is an end-to-end open source platform for machine learning. An attacker can cause a segfault and denial of service via accessing data outside of bounds in tf.rawops.QuantizedBatchNormWithGlobalNormalization. This is because the...

PYSEC-2021-679

TensorFlow is an end-to-end open source platform for machine learning. An attacker can read data outside of bounds of heap allocated buffer in tf.rawops.QuantizeAndDequantizeV3. This is because the...

PYSEC-2021-665

TensorFlow is an end-to-end open source platform for machine learning. Calling tf.rawops.ImmutableConsthttps://www.tensorflow.org/apidocs/python/tf/rawops/ImmutableConst with a dtype of tf.resource or tf.variant results in a segfault in the implementation as code assumes that the tensor contents...

PYSEC-2021-525

TensorFlow is an end-to-end open source platform for machine learning. The implementation of the SpaceToBatchNd TFLite operator is vulnerable to a division by zero error. An attacker can craft a model such that one dimension of the block input is 0. Hence, the corresponding value in blockshape is...

PYSEC-2021-189

TensorFlow is an end-to-end open source platform for machine learning. An attacker can cause a denial of service by controlling the values of numsegments tensor argument for UnsortedSegmentJoin. This is because the...

PYSEC-2021-455

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a division by 0 in tf.rawops.QuantizedConv2D. This is because the...

PYSEC-2021-213

TensorFlow is an end-to-end open source platform for machine learning. The implementation of tf.rawops.MaxPool3DGradGrad is vulnerable to a heap buffer overflow. The...

PYSEC-2021-731

TensorFlow is an end-to-end open source platform for machine learning. The TFLite code for allocating TFLiteIntArrays is vulnerable to an integer overflow issuehttps://github.com/tensorflow/tensorflow/blob/4ceffae632721e52bf3501b736e4fe9d1221cdfa/tensorflow/lite/c/common.cL24-L27. An attacker can...

PYSEC-2021-494

TensorFlow is an end-to-end open source platform for machine learning. An attacker can write outside the bounds of heap allocated arrays by passing invalid arguments to tf.rawops.Dilation2DBackpropInput. This is because the...

PYSEC-2021-499

TensorFlow is an end-to-end open source platform for machine learning. The implementation of tf.rawops.MaxPoolGradWithArgmax can cause reads outside of bounds of heap allocated data if attacker supplies specially crafted inputs. The...

PYSEC-2021-451

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a denial of service via a CHECK-fail in tf.rawops.AddManySparseToTensorsMap. This is because the...

PYSEC-2021-224

TensorFlow is an end-to-end open source platform for machine learning. The Prepare step of the SpaceToDepth TFLite operator does not check for 0 before divisionhttps://github.com/tensorflow/tensorflow/blob/5f7975d09eac0f10ed8a17dbb6f5964977725adc/tensorflow/lite/kernels/spacetodepth.ccL63-L67. An...

PYSEC-2021-486

TensorFlow is an end-to-end open source platform for machine learning. An attacker can cause a heap buffer overflow in tf.rawops.SparseSplit. This is because the...

PYSEC-2021-449

TensorFlow is an end-to-end open source platform for machine learning. Specifying a negative dense shape in tf.rawops.SparseCountSparseOutput results in a segmentation fault being thrown out from the standard library as std::vector invariants are broken. This is because the...

PYSEC-2021-535

TensorFlow is an end-to-end open source platform for machine learning. Incomplete validation in SparseAdd results in allowing attackers to exploit undefined behavior dereferencing null pointers as well as write outside of bounds of heap allocated data. The...

PYSEC-2021-221

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a denial of service via a CHECK-fail in caused by an integer overflow in constructing a new tensor shape. This is because the...

PYSEC-2021-465

TensorFlow is an end-to-end open source platform for machine learning. An attacker can cause a heap buffer overflow in QuantizedResizeBilinear by passing in invalid thresholds for the quantization. This is because the...

PYSEC-2021-715

TensorFlow is an end-to-end open source platform for machine learning. The reference implementation of the GatherNd TFLite operator is vulnerable to a division by zero...

PYSEC-2021-161

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a division by 0 in tf.rawops.Conv2DBackpropFilter. This is because the...

PYSEC-2021-181

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a denial of service via a CHECK-fail in tf.rawops.QuantizeAndDequantizeV4Grad. This is because the...

PYSEC-2021-476

TensorFlow is an end-to-end open source platform for machine learning. An attacker can cause a runtime division by zero error and denial of service in tf.rawops.QuantizedBatchNormWithGlobalNormalization. This is because the...

PYSEC-2021-510

TensorFlow is an end-to-end open source platform for machine learning. Due to lack of validation in tf.rawops.Dequantize, an attacker can trigger a read from outside of bounds of heap allocated data. The...

PYSEC-2021-509

TensorFlow is an end-to-end open source platform for machine learning. Due to lack of validation in tf.rawops.CTCBeamSearchDecoder, an attacker can trigger denial of service via segmentation faults. The...

PYSEC-2021-649

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a denial of service via a CHECK-fail in tf.rawops.AddManySparseToTensorsMap. This is because the...

PYSEC-2021-529

TensorFlow is an end-to-end open source platform for machine learning. The TFLite implementation of concatenation is vulnerable to an integer overflow issuehttps://github.com/tensorflow/tensorflow/blob/7b7352a724b690b11bfaae2cd54bc3907daf6285/tensorflow/lite/kernels/concatenation.ccL70-L76. An...